BlueLab PPM Pen Broad Spectrum Insecticide Grodan Gro-Smart Tray Terracotta 78

Grodan Gro-Smart Tray Terracotta 78 Cell-Your Grodan Starter plugs

Some of these diodes are 660nm (nanometers)

Use in combination with soluble seaweed powder or other fertilizers as part of a comprehensive nutrient management program or as a standalone source of plant available nitrogen

Heavy-duty construction that is easy to use and simple to operate

The perfect solution to store and hydrate your Bluelab pH products

BlueLab PPM Pen Broad Spectrum Insecticide Grodan Gro-Smart Tray Terracotta 78Measures conductivity and temperature. Selectable units for conductivity and temperature. Backlit LCD display with low battery warning. Successful calibration indicator and calibration is optional. Fully waterproof. Auto off function and hold reading function. Automatic temperature compensation. Units: EC, 500 ppm, 700ppm, C, F. Range: 0. 010. 0 EC, 05000 ppm (500 ppm), 07000 ppm (700 ppm) and 050C 32122F. Resolution: 0. 1 EC, 10 ppm (500 ppm), 10 ppm